32302223442 has 80 divisors (see below), whose sum is σ = 75740481432. Its totient is φ = 10278627840.

The previous prime is 32302223423. The next prime is 32302223453. The reversal of 32302223442 is 24432220323.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 31758447681 + 543775761 = 178209^2 + 23319^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 266842 + ... + 368522.

Almost surely, 2^32302223442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32302223442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37870240716).

32302223442 is an abundant number, since it is smaller than the sum of its proper divisors (43438257990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32302223442 is a wasteful number, since it uses less digits than its factorization.

32302223442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101785 (or 101776 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 32302223442 its reverse (24432220323), we get a palindrome (56734443765).

The spelling of 32302223442 in words is "thirty-two billion, three hundred two million, two hundred twenty-three thousand, four hundred forty-two".